The c# code behind for databinding is :

protected void Accordion1_ItemDataBound(object sender, AjaxControlToolkit.AccordionItemEventArgs e)
    {
        if (e.ItemType == AjaxControlToolkit.AccordionItemType.Content)
        {
            DataList dlDestinationName = (DataList)e.AccordionItem.FindControl("dlDestinationName");
            HiddenField hdnField = (HiddenField)e.AccordionItem.FindControl("hdnDestination");

            objCategory.SubCategoryId = Convert.ToInt32(hdnField.Value);
            dlDestinationName.DataSource = objCategory.SelectDestinationPriceBySubCategoryId();
            dlDestinationName.DataBind();
            //dlDestinationName.Visible = true;
                        
            tblEmpty.Visible = false;
            tblDestDetails.Visible = true;
            tblWorld_Map.Visible = false;

            CreateDataTable();
            DataSet dsGetAllDestinationId = objCategory.SelectDestinationPriceBySubCategoryId();
            if (dsGetAllDestinationId.Tables[0].Rows.Count > 0)
            {
                dt = (DataTable)ViewState["holidaysDetails"];

                for (int i = 0; i < dsGetAllDestinationId.Tables[0].Rows.Count; i++)
                {
                    dr = dt.NewRow();
                    objCategory.DestinationId = Convert.ToInt32(dsGetAllDestinationId.Tables[0].Rows[i].ItemArray[7]);
                    DataSet dsSelectTop1DestImage = objCategory.Selecttop1DestinationImage();
                    if (dsSelectTop1DestImage.Tables[0].Rows.Count > 0)
                    {
                        dr["Image1"] = dsSelectTop1DestImage.Tables[0].Rows[0].ItemArray[0].ToString();
                    }
                    else
                    {
                        dr["Image1"] = null;
                    }

                    DataSet dsSelect = objCategory.SelectDestinationPriceByDestinationId();
                    dr["DestinationId"] = objCategory.DestinationId;
                    dr["DestinationName"] = dsSelect.Tables[0].Rows[0].ItemArray[1].ToString();

                    if (dsSelect.Tables[0].Rows.Count > 0)
                    {
                        dr["DestinationDesc"] = dsSelect.Tables[0].Rows[0].ItemArray[6].ToString();
                    }
                    else
                    {
                        dr["DestinationDesc"] = null;
                    }

                    if (dsSelect.Tables[0].Rows.Count > 0)
                    {
                        dr["DestinationInclusion"] = dsSelect.Tables[0].Rows[0].ItemArray[4].ToString();
                    }
                    else
                    {
                        dr["DestinationInclusion"] = null;
                    }

                    if (dsSelect.Tables[0].Rows.Count > 0)
                    {
                        dr["DestinationPrice"] = Convert.ToDecimal(dsSelect.Tables[0].Rows[0].ItemArray[5]);
                    }
                    else
                    {
                        dr["DestinationPrice"] = null;
                    }

                    dt.Rows.Add(dr);
                    ViewState["holidaysDetails"] = dt;
                }
                
                dlDestDetails.DataSource = (DataTable)ViewState["holidaysDetails"];
                dlDestDetails.DataBind();
                dt.Clear();
            }

            else
            {
                lblNotFound.Text = "Data Not Found.";
                tblEmpty.Visible = true;
                tblDestDetails.Visible = false;
            }
        }
    }